<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN">
<head><title>border collapse dynamic change to colgroup border color</title>
<style>
td { border: 10px green solid;}
table {margin: 30px}
</style>
</head>
<body>
<table style="border-collapse:collapse">
<colgroup><col></colgroup>
<colgroup style="border:solid yellow 11px"><col></colgroup>
<colgroup><col></colgroup>
<tbody></tbody><tr><td>c11</td><td>c12</td><td>c13</td></tr></tbody>
 <tbody>
 <tr><td>c21</td><td>c22</td><td>c23</td></tr>
 </tbody>
 <tbody>
 <tr><td>c31</td><td>c32</td><td>c33</td></tr>
 </tbody>
</table>

